BR112015027029A2 - circuito hidráulico e veículo agrícola ou industrial - Google Patents

circuito hidráulico e veículo agrícola ou industrial

Info

Publication number
BR112015027029A2
BR112015027029A2 BR112015027029A BR112015027029A BR112015027029A2 BR 112015027029 A2 BR112015027029 A2 BR 112015027029A2 BR 112015027029 A BR112015027029 A BR 112015027029A BR 112015027029 A BR112015027029 A BR 112015027029A BR 112015027029 A2 BR112015027029 A2 BR 112015027029A2
Authority
BR
Brazil
Prior art keywords
regulating
agricultural
pressure
hydraulic circuit
circuit
Prior art date
Application number
BR112015027029A
Other languages
English (en)
Portuguese (pt)
Inventor
Mangiaracina Enrico
Facchin Stefano
Filippin Stefano
Original Assignee
Carraro Drive Tech S P A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Carraro Drive Tech S P A filed Critical Carraro Drive Tech S P A
Publication of BR112015027029A2 publication Critical patent/BR112015027029A2/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
    • F16H57/0446—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control the supply forming part of the transmission control unit, e.g. for automatic transmissions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
    • F16H57/0435—Pressure control for supplying lubricant; Circuits or valves therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/0021—Generation or control of line pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/0021—Generation or control of line pressure
    • F16H61/0025—Supply of control fluid; Pumps therefore
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/505—Pressure control characterised by the type of pressure control means
    • F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50536—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using unloading valves controlling the supply pressure by diverting fluid to the return line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/555—Pressure control for assuring a minimum pressure, e.g. by using a back pressure valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/56—Control of an upstream pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/565—Control of a downstream pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/88—Control measures for saving energy
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/0021—Generation or control of line pressure
    • F16H2061/0037—Generation or control of line pressure characterised by controlled fluid supply to lubrication circuits of the gearing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Control Of Fluid Gearings (AREA)
  • Control Of Transmission Device (AREA)
  • Harvester Elements (AREA)
  • Motor Power Transmission Devices (AREA)
BR112015027029A 2013-04-24 2014-04-24 circuito hidráulico e veículo agrícola ou industrial BR112015027029A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT000112A ITPD20130112A1 (it) 2013-04-24 2013-04-24 Circuito idraulico per trasmissioni di veicoli industriali ed agricoli
PCT/EP2014/058404 WO2014174050A1 (en) 2013-04-24 2014-04-24 Hydraulic circuit for the transmissions of industrial and agricultural vehicles

Publications (1)

Publication Number Publication Date
BR112015027029A2 true BR112015027029A2 (pt) 2017-07-25

Family

ID=48672686

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015027029A BR112015027029A2 (pt) 2013-04-24 2014-04-24 circuito hidráulico e veículo agrícola ou industrial

Country Status (9)

Country Link
US (1) US9835243B2 (zh)
EP (1) EP2989350B1 (zh)
CN (1) CN105378346B (zh)
BR (1) BR112015027029A2 (zh)
ES (1) ES2667422T3 (zh)
HU (1) HUE037522T2 (zh)
IT (1) ITPD20130112A1 (zh)
PL (1) PL2989350T3 (zh)
WO (1) WO2014174050A1 (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITUB20153995A1 (it) * 2015-09-29 2017-03-29 Cnh Ind Italia Spa Circuito idraulico per uso su un veicolo CVT.
JP6555233B2 (ja) * 2016-11-25 2019-08-07 トヨタ自動車株式会社 車両用油圧制御装置
JP6846301B2 (ja) * 2017-06-27 2021-03-24 川崎重工業株式会社 ヘリコプタ用の動力伝達装置
DE102021107996A1 (de) * 2021-03-30 2022-10-06 Bayerische Motoren Werke Aktiengesellschaft Versorgungseinrichtung für eine Vorrichtung, Vorrichtung sowie Kraftfahrzeug
DE102021120313A1 (de) * 2021-08-04 2023-02-09 Deere & Company Hydraulische Anordnung und landwirtschaftliches oder industrielles Nutzfahrzeug

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4491576B2 (ja) 2003-04-22 2010-06-30 株式会社 神崎高級工機製作所 油圧供給装置
JP4128992B2 (ja) * 2003-10-15 2008-07-30 本田技研工業株式会社 油圧アクチュエータの油圧制御装置
DE102004025764B4 (de) * 2004-05-26 2018-09-13 Zf Friedrichshafen Ag Hydraulikkreislauf zur Ölversorgung eines Automat-, insbesondere eines Stufenautomatgetriebes für Kraftfahrzeuge
JP5044580B2 (ja) * 2009-01-29 2012-10-10 株式会社小松製作所 作業車両の油圧システム
KR20100134332A (ko) * 2009-06-15 2010-12-23 볼보 컨스트럭션 이큅먼트 에이비 건설장비의 조작레버 잠금장치
US8875506B2 (en) 2010-10-21 2014-11-04 Cnh Industrial America Llc Work vehicle lifting performance
US8528684B2 (en) * 2011-11-30 2013-09-10 Deere & Company Charge pressure reduction circuit for improved transmission efficiency

Also Published As

Publication number Publication date
US9835243B2 (en) 2017-12-05
WO2014174050A1 (en) 2014-10-30
ES2667422T3 (es) 2018-05-10
EP2989350A1 (en) 2016-03-02
US20160069447A1 (en) 2016-03-10
CN105378346A (zh) 2016-03-02
EP2989350B1 (en) 2018-01-31
HUE037522T2 (hu) 2018-09-28
ITPD20130112A1 (it) 2014-10-25
PL2989350T3 (pl) 2018-07-31
CN105378346B (zh) 2018-03-06

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B25A Requested transfer of rights approved

Owner name: CARRARO S.P.A. (IT)

B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements
B350 Update of information on the portal [chapter 15.35 patent gazette]